JPH0569184B2 - - Google Patents

Info

Publication number
JPH0569184B2
JPH0569184B2 JP60038516A JP3851685A JPH0569184B2 JP H0569184 B2 JPH0569184 B2 JP H0569184B2 JP 60038516 A JP60038516 A JP 60038516A JP 3851685 A JP3851685 A JP 3851685A JP H0569184 B2 JPH0569184 B2 JP H0569184B2
Authority
JP
Japan
Prior art keywords
light
light guide
guide rod
diffuser plate
case
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP60038516A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61196143A (ja
Inventor
Yoshinori Utsu
Kotaro Kuwabara
Yoshikazu Kodama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ASAHI ENGINEERING
Original Assignee
ASAHI ENGINEERING
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ASAHI ENGINEERING filed Critical ASAHI ENGINEERING
Priority to JP3851685A priority Critical patent/JPS61196143A/ja
Publication of JPS61196143A publication Critical patent/JPS61196143A/ja
Publication of JPH0569184B2 publication Critical patent/JPH0569184B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/8901—Optical details; Scanning details

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP3851685A 1985-02-27 1985-02-27 光学式欠陥検査装置 Granted JPS61196143A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3851685A JPS61196143A (ja) 1985-02-27 1985-02-27 光学式欠陥検査装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3851685A JPS61196143A (ja) 1985-02-27 1985-02-27 光学式欠陥検査装置

Publications (2)

Publication Number Publication Date
JPS61196143A JPS61196143A (ja) 1986-08-30
JPH0569184B2 true JPH0569184B2 (https=) 1993-09-30

Family

ID=12527433

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3851685A Granted JPS61196143A (ja) 1985-02-27 1985-02-27 光学式欠陥検査装置

Country Status (1)

Country Link
JP (1) JPS61196143A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002328006A (ja) * 2001-05-07 2002-11-15 Tokimec Jido Kenki:Kk 位置検出装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60203903A (ja) * 1984-03-28 1985-10-15 Fuji Photo Film Co Ltd 光検出装置

Also Published As

Publication number Publication date
JPS61196143A (ja) 1986-08-30

Similar Documents

Publication Publication Date Title
KR101395985B1 (ko) 이미지 센서 유닛 및 화상 판독 장치
KR100228026B1 (ko) 이물질 검사를 위한 방법 및 장치
US4522497A (en) Web scanning apparatus
GB1513611A (en) Surface profile measuring apparatus
GB2117897A (en) Detecting surface defects
JPS6129453B2 (https=)
JPH0569184B2 (https=)
CA1254842A (en) Scan device for half-tone transparency originals
JP2873450B2 (ja) 光による欠点検査装置
CN216560302U (zh) 接触式图像传感器
US5706081A (en) Apparatus for inspecting surface defects with regularly reflected light and peripherally scattered light
US4546250A (en) Detector in an image read-out system
RU2035721C1 (ru) Способ контроля прозрачности плоских светопропускающих материалов
JP3860202B2 (ja) 透光性シート状物の欠陥検査装置
JPS57161608A (en) Measuring device for object size
JPH11153552A (ja) 透光性シート状物の欠陥検査装置及びその使用方法
JPH06207910A (ja) 表面検査装置
JPS6315143A (ja) 面状体の欠陥検出方法
JPS6013137B2 (ja) 欠陥検出方法
JPS5842933Y2 (ja) 欠陥検出装置
JPS61145958A (ja) 光フアイバによる投受光装置
JPS61207951A (ja) 透明物体欠陥検査装置
JPS6151257B2 (https=)
JPS62280643A (ja) 面状体の欠陥検出方法
RU1770850C (ru) Способ определени спектральных направленно-полусферических коэффициентов отражени образцов

Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term